CN102134945B - Locatable door closer with improved structure - Google Patents
Locatable door closer with improved structure Download PDFInfo
- Publication number
- CN102134945B CN102134945B CN 201110021261 CN201110021261A CN102134945B CN 102134945 B CN102134945 B CN 102134945B CN 201110021261 CN201110021261 CN 201110021261 CN 201110021261 A CN201110021261 A CN 201110021261A CN 102134945 B CN102134945 B CN 102134945B
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- CN
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- Prior art keywords
- pull bar
- pintle hook
- hook lock
- vallecular cavity
- voussoir
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Abstract
The invention discloses a locatable door closer with improved structure. The door closer comprises an elastic mechanism and a locating mechanism, wherein the elastic mechanism comprises a barrel-shaped shell, a piston assembly, a long spring and a pull rod; the piston assembly is arranged in the barrel-shaped shell and is tightly connected with one end of the pull rod; the long spring is arranged in the barrel-shaped shell, is penetrated through by the pull rod and sleeves the pull rod; the other end of the pull rod penetrates out of the barrel-shaped shell; the locating mechanism is arranged at the end of the barrel-shaped shell and is matched with the pull rod in an acting manner; the locating mechanism comprises a control part and a locking and clamping part; the control part and the locking and clamping part are matched in an off linkage manner; and the locking and clamping part and the pull rod are matched in an off locking and clamping manner. Compared with the prior art, the door closer has the following beneficial effects: 1. the pull rod can be limited and located at any angle by the locating mechanism, thus ensuring the door leaf to be randomly located and providing convenience for turnover or freightage; and 2. the door closer has simple and compact integral structure, is convenient and easy to operate, is safe, practical and reliable and is suitable for popularization and use in different occasions.
Description
Technical field
The present invention relates to a kind of door closer, belong to the door closer technical field, refer in particular to a kind of located for door closer that improves structure.
Background technology
At present, such as safety door, security door, door, bathroom door, kitchen door, screen window and door, cabinet door or window etc. all generally adopted door closer to realize automatic closing function, thereby realized effective fire-proof and theft-proof effect.In prior art, the kind of door closer generally can be divided into mechanical type, pneumatic type and fluid pressure type, wherein, the mechanical type door closer generally adopts spring to form elastic component, when the operator promoted door leaf, driving spring is out of shape by be stretched, compress or torsion etc. put aside energy, when the operator leaves door leaf, spring is transferred to and being released energy by the savings energy, and pull bar makes door cut out under the driving of spring.But, in use there is a problem in this class mechanical type door closer of the prior art, be that door closer needs when the door leaf open angle is spent over 90, door leaf is located, close otherwise door closer can drive door leaf automatically, it is convenient not to cause sometimes using.
Summary of the invention
The object of the invention is to overcome shortcoming of the prior art with not enough, a kind of simple and compact for structure, easy to operate easy, practical located for door closer that improves reliably structure is provided.
To achieve these goals, the present invention realizes by following technical scheme:
A kind of located for door closer that improves structure, include elastic body, described elastic body includes cylindrical case, piston component, long spring and pull bar, wherein, piston component is built in cylindrical case and is fastenedly connected with pull bar one end, long spring is built in cylindrical case and is set in the pull bar outside, and the other end of pull bar wears out the cylindrical case outside; Also include detent mechanism, described detent mechanism is arranged at the cylindrical case end and coordinates with backward stick action, and it includes control assembly and pintle hook lock parts, and control assembly coordinates with pintle hook lock parts clutch interlock, and the pintle hook lock parts coordinate with pull bar clutch pintle hook lock.
Further, described detent mechanism is provided with a tubular overcoat, and the tubular overcoat docks one-body molded with cylindrical case, and it is provided with the first vallecular cavity and the second vallecular cavity that is respectively used to install control assembly and pintle hook lock parts, and the first vallecular cavity and the second vallecular cavity are communicated with and coordinate.
Further, described control assembly includes lower lock block, moving voussoir and holding assembly; Wherein: described lower lock block slides and is embedded in the first vallecular cavity, it includes integrated hand and touches section and pressing down section, hand touches section and stretches out the first vallecular cavity outer, pressing down section is pegged graft by connecting pin by the first clamping plate and the second clamping plate and is formed, the second groove position that is formed be used to the first groove position of installing moving voussoir between two clamping plate and is used for installing the holding assembly; Described moving voussoir is installed in the first groove position and by the connecting pin restriction location of pressing down section, its outer distolateral first hypotenuse that is provided with, and a torsion spring is set on the connecting pin of pressing down section and its two reed contacts cooperation with moving voussoir with the pressing down section contact respectively; And described holding assembly is installed in the second groove position, it includes holding spring and holding bullet piece, the holding spring contacts cooperation with holding bullet piece inner end contact, and the outer end of holding bullet piece is stretched out the first groove position and joined clamping with the upper groove that is arranged at the first vallecular cavity inwall and low groove cunning respectively and coordinates.
Further, described pintle hook lock parts include pintle hook lock ring, volute spring and decide voussoir; Wherein: described pintle hook lock ring is built in the second vallecular cavity and is set in the pull bar outside, and its middle part is large for the through hole radius ratio pull bar radius that pull bar passes; Described volute spring is built in the second vallecular cavity and is set in the pull bar outside, and its two ends contact cooperation with the pintle hook lock ring with the second vallecular cavity inwall contact respectively; And describedly decide voussoir and include and left decide voussoir and rightly decide voussoir, leftly decide voussoir and the right side and decide voussoir to be positioned respectively the tubular overcoat interior and install outside the first clamping plate and the second clamping plate both outer distolateral the second hypotenuses that contacts cooperation with the clutch of pintle hook lock ring that is provided with.
Further, described the first hypotenuse and the second hypotenuse are positioned at the same side, reach the first hypotenuse and coordinate with the pintle hook lock loop contacts when the pull bar free state, and the second hypotenuse coordinates with the pintle hook lock loop contacts when the pull bar lock-out state.
The present invention compared with prior art, its beneficial effect is:
1, by detent mechanism, the pull bar restriction can be positioned at unspecified angle, thereby guarantee that door leaf can arbitrarily locate, be convenient to personnel's circulation or freight transportation etc.;
2, overall structure is simply compact, and is easy to operate easy, safe and practical reliable, is suitable for promoting the use of of different occasions.
In order to understand more clearly the present invention, set forth the specific embodiment of the present invention below with reference to description of drawings.
Description of drawings
Fig. 1 is decomposition texture schematic diagram of the present invention.
Fig. 2 is the enlarged diagram of detent mechanism in Fig. 1.
Fig. 3 is the decomposition texture enlarged diagram of control assembly in Fig. 2.
Fig. 4 a, 4b, 4c are use principle schematic diagrames of the present invention.
The specific embodiment
As shown in Figures 1 to 3, located for the door closer of improvement structure of the present invention includes elastic body 1 and detent mechanism 2.
Above-mentioned elastic body 1 includes cylindrical case 11, piston component 12, long spring 13 and pull bar 14, wherein, piston component 12 is built in cylindrical case 11 and is fastenedly connected with pull bar 14 1 ends, long spring 13 is built in cylindrical case 11 and is set in pull bar 14 outsides, and the other end of pull bar 14 wears out cylindrical case 11 outsides.
Above-mentioned detent mechanism 2 includes tubular overcoat 21, control assembly 22 and pintle hook lock parts 23, and wherein, tubular overcoat 21 is arranged at cylindrical case 11 ends, and control assembly 22 coordinates with pintle hook lock parts 23 clutch interlocks, and pintle hook lock parts 23 coordinate with pull bar 14 clutch pintle hook locks.
Further, described tubular overcoat 21 docks one-body molded with cylindrical case 11, and it is provided with the first vallecular cavity 211 and the second vallecular cavity 212, the first vallecular cavities 211 and the second vallecular cavity 212 connection cooperations that are respectively used to install control assembly 22 and pintle hook lock parts 23.
Further, described control assembly 22 includes lower lock block 221, moving voussoir 222 and holding assembly 223; Wherein: described lower lock block 221 slides and is embedded in the first vallecular cavity 211, it includes integrated hand and touches section 2211 and pressing down section 2212, hand touches section 2211 and stretches out the first vallecular cavity 211 outers, pressing down section 2212 is pegged graft by connecting pin 2215 by the first clamping plate 2213 and the second clamping plate 2214 and is formed, the second groove position that is formed be used to the first groove position of installing moving voussoir 222 between two clamping plate and is used for installing holding assembly 223; Described moving voussoir 222 is installed in the first groove position and by the connecting pin 2215 restriction location of pressing down section 2212, its outer distolateral first hypotenuse 2221 that is provided with, and a torsion spring 2222 is set on the connecting pin 2215 of pressing down section 2212 and its two reed contacts cooperation with moving voussoir 222 with pressing down section 2212 contacts respectively; And described holding assembly 223 is installed in the second groove position, it includes holding spring 2231 and holding bullet piece 2232, holding spring 2231 contacts cooperation with holding bullet piece 2232 inner end contacts, and the outer end of holding bullet piece 2232 is stretched out the first groove position and joined clamping with the upper groove 2111 that is arranged at the first vallecular cavity inwall and low groove 2112 cunnings respectively and coordinates.
Further, described pintle hook lock parts 23 include pintle hook lock ring 231, volute spring 232 and decide voussoir 233; Wherein: described pintle hook lock ring 231 is built in the second vallecular cavity and is set in pull bar 14 outsides, and its middle part is large for through hole 2311 radius ratio pull bar 14 radiuses that pull bar 14 passes; Described volute spring 232 is built in the second vallecular cavity and is set in pull bar 14 outsides, and its two ends contact cooperation with pintle hook lock ring 231 with the second vallecular cavity inwall contact respectively; And describedly decide voussoir 233 and include and left decide voussoir 2331 and decide voussoir 2332 with the right side, left decide voussoir 2331 and rightly decide voussoir 2332 to be positioned respectively tubular overcoat 21 interior and install in the first clamping plate 2213 and second clamping plate 2214 outsides, both outer distolateral the second hypotenuses 2333 that contacts cooperation with 231 clutches of pintle hook lock ring that is provided with.Preferably, described the first hypotenuse 2221 and the second hypotenuse 2333 are positioned at the same side, reach the first hypotenuse 2221 and contact cooperation with pintle hook lock ring 231 when pull bar 14 free state, and the second hypotenuse 2333 contacts cooperation with pintle hook lock ring 231 when pull bar 14 lock-out state.
Use principle of the present invention is as described below:
As shown in Fig. 4 a, 4b, 4c, during free state, promote door leaf, drive the pull bar 14 long springs 13 of compression protruding, at this moment, the holding bullet piece 2232 of holding assembly coordinates with upper groove 2111 clampings, and the first hypotenuse 2221 of moving voussoir 222 breaks away from pintle hook lock ring 231, pintle hook lock ring 231 under volute spring 232 effect perpendicular to pull bar 14 axis directions, but pull bar 14 free shuttling are among the through hole of pintle hook lock ring 231; When needs when a certain angle stops door leaf, press lower lock block 221, lower lock block 221 slides downwards along the first vallecular cavity, the holding bullet piece 2232 of holding assembly synchronously moves down and coordinates with low groove 2112 clampings, the first hypotenuse 2221 of moving voussoir 222 contacts with pintle hook lock ring 231 contacts and tilts along with moving down of lower lock block 221 promotes pintle hook lock ring 231 thereupon, the through hole of pintle hook lock ring 231 and pull bar 14 CONTACT WITH FRICTION, thereby with pull bar 14 lockings; When pull bar 14 retraction, pull bar 14 pulls pintle hook lock ring 231 compression volute springs 232, pintle hook lock ring 231 has 3 to 4mm displacement and separates with the first hypotenuse of moving voussoir 222, and contact with the second hypotenuse contact of deciding voussoir 233, in this process, pintle hook lock ring 231 is in the lock state with pull bar 14 always, and moves on the torsion spring of moving voussoir 233 driving lower lock block 221, and the holding bullet piece 2232 of holding assembly coordinates with upper groove 2111 clampings again; When needing unlocking state, promote door leaf, pull bar 14 drives pintle hook lock ring 231 and breaks away from the second hypotenuse of deciding voussoir 233, pintle hook lock ring 231 is got back to reset condition and again perpendicular to pull bar 14 axis directions under volute spring 232 restoring force effects, pull bar 14 again free shuttling among the through hole of pintle hook lock ring 231.
The present invention is not limited to above-mentioned embodiment, if various changes of the present invention or modification are not broken away from the spirit and scope of the present invention, if within these changes and modification belonged to claim of the present invention and equivalent technologies scope, the present invention also was intended to comprise these changes and modification.
Claims (2)
1. located for door closer that improves structure, include elastic body, described elastic body includes cylindrical case, piston component, long spring and pull bar, wherein, piston component is built in cylindrical case and is fastenedly connected with pull bar one end, long spring is built in cylindrical case and is set in the pull bar outside, the other end of pull bar wears out the cylindrical case outside, it is characterized in that: also include detent mechanism, described detent mechanism is arranged at the cylindrical case end and coordinates with backward stick action, it includes control assembly and pintle hook lock parts, control assembly coordinates with pintle hook lock parts clutch interlock, the pintle hook lock parts coordinate with pull bar clutch pintle hook lock, wherein:
Above-mentioned detent mechanism includes a tubular overcoat, and the tubular overcoat docks one-body molded with cylindrical case, and it is provided with the first vallecular cavity and the second vallecular cavity that is respectively used to install control assembly and pintle hook lock parts, and the first vallecular cavity and the second vallecular cavity are communicated with and coordinate;
Above-mentioned control assembly includes lower lock block, moving voussoir and holding assembly; Wherein: described lower lock block slides and is embedded in the first vallecular cavity, it includes integrated hand and touches section and pressing down section, hand touches section and stretches out the first vallecular cavity outer, pressing down section is pegged graft by connecting pin by the first clamping plate and the second clamping plate and is formed, the second groove position that is formed be used to the first groove position of installing moving voussoir between two clamping plate and is used for installing the holding assembly; Described moving voussoir is installed in the first groove position and by the connecting pin restriction location of pressing down section, its outer distolateral first hypotenuse that is provided with, and a torsion spring is set on the connecting pin of pressing down section and its two reed contacts cooperation with moving voussoir with the pressing down section contact respectively; And described holding assembly is installed in the second groove position, it includes holding spring and holding bullet piece, the holding spring contacts cooperation with holding bullet piece inner end contact, and the outer end of holding bullet piece is stretched out the first groove position and joined clamping with the upper groove that is arranged at the first vallecular cavity inwall and low groove cunning respectively and coordinates;
Above-mentioned pintle hook lock parts include pintle hook lock ring, volute spring and decide voussoir; Wherein: described pintle hook lock ring is built in the second vallecular cavity and is set in the pull bar outside, and its middle part is large for the through hole radius ratio pull bar radius that pull bar passes; Described volute spring is built in the second vallecular cavity and is set in the pull bar outside, and its two ends contact cooperation with the pintle hook lock ring with the second vallecular cavity inwall contact respectively; And describedly decide voussoir and include and left decide voussoir and rightly decide voussoir, leftly decide voussoir and the right side and decide voussoir to be positioned respectively the tubular overcoat interior and install outside the first clamping plate and the second clamping plate both outer distolateral the second hypotenuses that contacts cooperation with the clutch of pintle hook lock ring that is provided with.
2. improve according to claim 1 located for the door closer of structure, it is characterized in that: described the first hypotenuse and the second hypotenuse are positioned at the same side, reach the first hypotenuse and coordinate with the pintle hook lock loop contacts when the pull bar free state, the second hypotenuse coordinates with the pintle hook lock loop contacts when the pull bar lock-out state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110021261 CN102134945B (en) | 2011-01-19 | 2011-01-19 | Locatable door closer with improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110021261 CN102134945B (en) | 2011-01-19 | 2011-01-19 | Locatable door closer with improved structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102134945A CN102134945A (en) | 2011-07-27 |
| CN102134945B true CN102134945B (en) | 2013-11-06 |
Family
ID=44294853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110021261 Expired - Fee Related CN102134945B (en) | 2011-01-19 | 2011-01-19 | Locatable door closer with improved structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102134945B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103924858B (en) * | 2014-04-09 | 2016-08-17 | 希美克(广州)实业有限公司 | A kind of door closer device with automatic hold function |
| US9206635B1 (en) * | 2014-07-16 | 2015-12-08 | Percy Cheng-Ching Lin | Door closing device |
| CN110212698A (en) * | 2019-07-05 | 2019-09-06 | 广东金力变速科技股份有限公司 | A kind of motor assembly applied to smart lock |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2241753Y (en) * | 1995-12-04 | 1996-12-04 | 李家然 | Automatic door closing device |
| CN2556327Y (en) * | 2002-06-10 | 2003-06-18 | 林承庆 | Door closer |
| CN101852050A (en) * | 2009-03-30 | 2010-10-06 | 稳多企业股份有限公司 | Slow and smooth automatic door closing device |
| CN102094555A (en) * | 2011-01-04 | 2011-06-15 | 希美克(广州)实业有限公司 | Door closer capable of automatic-control positioning |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4509142B2 (en) * | 2007-06-18 | 2010-07-21 | 小松ウオール工業株式会社 | Locking mechanism for hinged door |
-
2011
- 2011-01-19 CN CN 201110021261 patent/CN102134945B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2241753Y (en) * | 1995-12-04 | 1996-12-04 | 李家然 | Automatic door closing device |
| CN2556327Y (en) * | 2002-06-10 | 2003-06-18 | 林承庆 | Door closer |
| CN101852050A (en) * | 2009-03-30 | 2010-10-06 | 稳多企业股份有限公司 | Slow and smooth automatic door closing device |
| CN102094555A (en) * | 2011-01-04 | 2011-06-15 | 希美克(广州)实业有限公司 | Door closer capable of automatic-control positioning |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2008-308943A 2008.12.25 |
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| Publication number | Publication date |
|---|---|
| CN102134945A (en) | 2011-07-27 |
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Granted publication date: 20131106 Termination date: 20160119 |
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| EXPY | Termination of patent right or utility model |